CA1109115A - Machine repographique a controleur d'auto- verification - Google Patents

Machine repographique a controleur d'auto- verification

Info

Publication number
CA1109115A
CA1109115A CA305,354A CA305354A CA1109115A CA 1109115 A CA1109115 A CA 1109115A CA 305354 A CA305354 A CA 305354A CA 1109115 A CA1109115 A CA 1109115A
Authority
CA
Canada
Prior art keywords
memory
machine
data
module
belt
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA305,354A
Other languages
English (en)
Inventor
Stephen P. Wilczek
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of CA1109115A publication Critical patent/CA1109115A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/55—Self-diagnostics; Malfunction or lifetime display
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G11C29/12—Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
    • G11C29/38—Response verification devices
    • G11C29/40—Response verification devices using compression techniques
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G11C29/48—Arrangements in static stores specially adapted for testing by means external to the store, e.g. using direct memory access [DMA] or using auxiliary access paths

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Quality & Reliability (AREA)
  • Control Or Security For Electrophotography (AREA)
CA305,354A 1977-08-30 1978-06-13 Machine repographique a controleur d'auto- verification Expired CA1109115A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US829,018 1977-08-30
US05/829,018 US4122996A (en) 1977-08-30 1977-08-30 Copy reproduction machine with controller self check system

Publications (1)

Publication Number Publication Date
CA1109115A true CA1109115A (fr) 1981-09-15

Family

ID=25253307

Family Applications (1)

Application Number Title Priority Date Filing Date
CA305,354A Expired CA1109115A (fr) 1977-08-30 1978-06-13 Machine repographique a controleur d'auto- verification

Country Status (3)

Country Link
US (1) US4122996A (fr)
BE (1) BE870036A (fr)
CA (1) CA1109115A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251874A (en) * 1978-10-16 1981-02-17 Pitney Bowes Inc. Electronic postal meter system
JPS54145546A (en) * 1978-05-08 1979-11-13 Ricoh Co Ltd Control system of electrophotographic copier
JPS55128641A (en) * 1979-03-23 1980-10-04 Nissan Motor Co Ltd Controlling system for vehicle
USRE31582E (en) * 1979-03-23 1984-05-08 Nissan Motor Company, Limited Automatic control system for method and apparatus for checking devices of an automotive vehicle in use with a microcomputer
US4321667A (en) * 1979-10-31 1982-03-23 International Business Machines Corp. Add-on programs with code verification and control
US4334307A (en) * 1979-12-28 1982-06-08 Honeywell Information Systems Inc. Data processing system with self testing and configuration mapping capability
NL8003567A (nl) * 1980-06-20 1982-01-18 Philips Nv Dienstverlenende inrichting met een digitale program- meerinrichting welke is beveiligd tegen storingen door een willekeurig aanschakelen van het apparaat.
US4414623A (en) * 1980-10-01 1983-11-08 Motorola, Inc. Dual deadman timer circuit
US4679156A (en) * 1981-05-21 1987-07-07 Santa Barbara Research Center Microprocessor-controlled fire sensor
US4769775A (en) * 1981-05-21 1988-09-06 Santa Barbara Research Center Microprocessor-controlled fire sensor
JPS5811958A (ja) * 1981-07-15 1983-01-22 Fuji Xerox Co Ltd 電子複写機の入力信号テスト装置
JPS58136473A (ja) * 1982-02-08 1983-08-13 Hitachi Ltd プリント装置
US4589080A (en) * 1982-06-11 1986-05-13 International Business Machines Corporation Apparatus and method for predicting failure in a copier's paper path
US4499581A (en) * 1982-09-21 1985-02-12 Xerox Corporation Self testing system for reproduction machine
DE3313688A1 (de) * 1983-04-15 1984-10-25 Zahnräderfabrik Renk AG, 8900 Augsburg Elektronische steuereinrichtung fuer eine antriebsanlage
US4644541A (en) * 1985-01-18 1987-02-17 Pitney Bowes Inc. Diagnostic test for programmable device in a mailing machine
US4639918A (en) * 1985-01-18 1987-01-27 Pitney Bowes Inc. Diagnostic control keyboard for a mailing machine
US5163137A (en) * 1987-10-29 1992-11-10 Mita Industrial Co., Ltd. Copying system with a dual trunk serial communication system using an acknowledge line
DE10117129A1 (de) * 2001-04-06 2002-10-17 Bayerische Motoren Werke Ag Verfahren zum Betrieb eines Generators bei einem Fahrzeug

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838264A (en) * 1970-11-25 1974-09-24 P Maker Apparatus for, and method of, checking the contents of a computer store

Also Published As

Publication number Publication date
BE870036A (fr) 1978-12-18
US4122996A (en) 1978-10-31

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Legal Events

Date Code Title Description
MKEX Expiry